X, formerly Twitter, experienced a brief worldwide outage on March 18, 2026, which was quickly resolved, as reported by TechRadar.
TechRadar's article, published at 15:37:47Z on March 18, described the incident as 'a major blip' that was fixed shortly after. No further details on duration or cause were provided. This follows previous service disruptions on X, including a major intermittent outage in January 2026.